[Temperature control] With the wired remote control, you can choose between 3 different temperature settings with the push of a button.[Timer] The clock button has a stopwatch function, red for 60 minutes, yellow for 45 minutes, and green for 30 minutes. Press the clock button four times to turn off the light, and the light off means it there is no timing.[Material] Ultra-soft plush material provides excellent warmth and comfort. This comfortable foot warmer is the best accessory in cold weather.[Easy cleaning] You can remove the heating plate from the electric foot warmer first, then put the footmuff in the washing machine to clean it.[Function] Soothing heat for your joints, nerves and muscles. Recommended in the treatment of symptoms of arthritis and rheumatism. Soothes neuralgia and helps relax your muscles. Improves blood circulation.Features:1. Constant Temperature Function: This foot warmer is powered by USB 5V, so it may take 1-3 minutes to get hot. Due to the constant temperature function ranging from 45 C to 50 C, the foot warmer can effectively prevent overheating and overcooling.2. SOFT AND COMFORTABLE: Made of plush material, the foot warmer is very comfortable to wear and not easy to radiate heat.3. Washable foot warmer: the inner cover can be completely removed and cleanedYou can use the foot warmer properly at any time.4. USB Powered Heater: The foot warmer is used with built-in USB ultra-thin heating film, which can be connected to power bank, computer, car charging adapter, etc. And it is very practical, safe and energetic- economy.Specifications:Power supply mode: USB plug-inPower: 3 ~ 8 WVoltage: 5VGray colorTemperature: 4 heating levelsTimer: 30 minutes, 45 minutes, 60 minutesDimensions: approximately 35 x 25 x 25 cmThe set contains:1 x foot warmer1 x instruction manual